Some detail problems existing in sinter, blast furnace pulverized coal injection and BF operation were summarized, and some motheds solving problems were introduced.
对烧结、高炉喷煤及高炉操作过程中在某些细节上存在的问题进行了分析，并介绍了相应的解决方法。
Under high speed preheat in blast furnace and gasification in iron-bath for smelting reduction the pyrolysis of pulverized coal injection is the first important stage.
高炉喷吹煤粉和熔融还原铁浴粉煤气化等高速加热条件下，快速热分解是第一步。
The blast furnace raceway formation under the intensive coal injection by measurement of micro wave reflection gunned through a tuyere is discussed.
通过利用风口测量枪进行的微波反射测量方法讨论了大煤粉喷吹量条件下高炉风口回旋区的形成。
After injection coal, the distribution of gas flow and ratio of heat flows inside the blast furnace will change. Some measures should be taken to ensure the stability of the furnace.
高炉喷煤后，炉内的煤气流分布和热流比均发生变化，高炉必须采取与之相对应的调剂措施，才能维持高炉的稳定顺行；
In the forward to 21 century, the blast furnace technology will be improved in several fields: 1. injection coal and decrease coke rate, 2. Extending of BF campaign life.
面向21世纪，高炉技术将在以下几个方面等到得到了明显的进步：1 .大量喷煤降低焦比。
Injecting blended pulverized coal combined with oxygen-enriched blast and enhancing wind temperature can notably improve the combustion properties of blast furnace pulverized anthracite injection.
大量富氧效果最为明显，比较而言，混合喷吹，辅以富氧及加入助燃剂能够显著提高煤粉的燃烧性能。
After systematic reformed the coal injection system has met the requirement of blast furnace of Cheng Steel.
喷煤系统经过系列改造，已经满足了承钢高炉要求的喷煤要求。
Injection of coal with low ash content is beneficial to increasing the economic effect of blast furnace injection.
高炉喷吹低灰分煤粉有利于提高经济效果。
This paper shows recent technological progress of blast furnace on concentrate, pulverized coal injection etc.
论述了当前中国高炉炼铁在精料、喷煤等方面的技术进步；
Coal injection of blast furnace is an energy-save and consumption-reduction project and a set of reliable automatic control system has an important function on continuous and stable coal injection.
高炉喷煤是个节能降耗项目，一套可靠的自动控制对于连续、稳定的喷吹起着重要的作用。
The Pulverized Coal Injection of Blast Furnace has won praise prize of Excellent Reconnaissance and Design of Project from the Guangzhou Construction Committee in 1998.
广钢高炉喷煤工程1998年获广州市建委优秀工程勘察设计表扬奖。
The coal injection device is mainly applied to series tank devices for blowing coal powder in the blast furnace in metallurgy field.
主要适用于冶金领域中高炉喷吹煤粉的串联罐设备。
The invention also provides a preparation method of the composition for blast furnace coal powder injection.
本发明还提供了该高炉喷吹煤粉用组合物的制备方法。
Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.
由于没有未燃煤粉和煤粉灰分的加入，初渣到终渣的成分变化较小，改善了喷煤气高炉的成渣过程。
The utility model relates to a coal injection device belonging to accessory devices of blast furnace ironmaking.
本实用新型属于高炉炼铁附属装置。
The initial position and velocity of pulverized coal at oxygen-coal lance outlet has been proposed, thus injection of pulverized coal in the blast furnace can be simulated.
给出了氧煤枪出口处煤粉颗粒初始位置和初始速度的分布，从而为高炉煤粉喷吹的数值模拟打下了基础。
The initial position and velocity of pulverized coal at oxygen-coal lance outlet has been proposed, thus injection of pulverized coal in the blast furnace can be simulated.
给出了氧煤枪出口处煤粉颗粒初始位置和初始速度的分布，从而为高炉煤粉喷吹的数值模拟打下了基础。
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